Seismic sensor units
US6353577B1 · kind B1 · utility
107Cited by
8References
14Claims
0Family size
Inventors
Key dates
| Filing date | Mar 17, 1999 |
| Grant date | Mar 5, 2002 |
| Priority date | — |
| Expiry date | Mar 17, 2019 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01V1/201
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A seismic sensor unit (10) comprises a case (12) containing electronic circuits (18, 20) that serve to digitise and digitally process the output signals of a seismic sensor element (16) inside the case (12). A first digital filtering of acquired signals can be provided at sensor unit level before the data are further fed into a seismic network and further processed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.